12. Supplemental Cash Flow Information	12 Months Ended
Dec. 31, 2020
Supplemental Cash Flow Elements [Abstract]
Supplemental Cash Flow Information	12. SUPPLEMENTAL CASH FLOW INFORMATION Cash paid for state income taxes totaled $118,000 and $85,000 for the years ended December 31, 2020 and 2019, respectively. Foreign taxes refunded totaled $3,600,000 and foreign taxes withheld totaled $249,000 for the years ended December 31, 2020 and 2019, respectively.

The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-URI http://asc.fasb.org/topic&trid=2134446

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